package _15_generics._15_2;

import net.mindview.util.TwoTuple;

/**
 *  只能持有单个对象的简单类
 */
public class Holder1 {
    private Automobile a;
    public Holder1(Automobile a){
        this.a = a;
    }
    public Automobile get() {
        return a;
    }
}

class Automobile{}
